/Engine/Source/Runtime/Core/Public/GenericPlatform/GenericPlatformChunkInstall.h
FCustomChunkMapping ( [FString](API\Runtime\Core\Containers\FString) InPattern, uint32 InChunkID, [CustomChunkMappingType](API\Runtime\Core\GenericPlatform\FCustomChunkMapping\CustomChunkMappingType) InMappingType )